Price checked on October 13, 2026
Klook eSIM for Vietnam: our review
- Vietnamese networkViettelMobiFone
- Checked monthly
- 4.5/5 · 29,250 · Trustpilot
- 2 vietnam plans · from $1.05
- 5G
- Hotspot OK
- Unlimited
Verdict
Klook eSIM connects to Viettel, MobiFone. Klook eSIM · 500 MB · 1 day · from $1.05
This page is generated from our eSIM registry and has not yet been reviewed by an editor in this language.
Klook eSIM in Vietnam: the facts
- Vietnamese network
- Viettel, MobiFone
- Titre de la fiche Klook 123902 « 5G eSIM Vietnam | Viettel » (extraits moteur de recherche, page bloquée 403) ; la version en-AU de la même fiche parle de Vinaphone ; travlists.com (oct. 2026) cite une fiche « 4G Vietnam eSIM with Unlimited Data by Klook » sur Mobifone.
- 5G
- Yes
- Hotspot
- Yes
- Phone number
- data only
- Plan starts
- at first connection in Vietnam
- Top-up
- Not stated
- Refunds
- Product-specific; the Vietnam listing's terms could not be read (403). Klook's own eSIM listings (e.g. China eSIM) state: full refund before the eSIM connects to a network; after activation, low usage may get a full refund, higher usage a partial refund plus 10 % KlookCash, all at Klook's discretion. Generic Klook FAQ: refund depends on each activity's cancellation policy.
- Support
- chat, email, phone, 24/7
- Trustpilot
- 4.5/5
- 29,250 · October 13, 2026
- Unlimited
- Not stated
- Type
- Travel marketplace
- Last checked
- October 13, 2026
- Klook eSIM is in our "checked monthly" group: prices, network, caps and promo codes are re-verified every month.
Klook eSIM Vietnam plans and prices
| Plan | Data | Validity | Network | Price | Promo code −3 % | per GB |
|---|---|---|---|---|---|---|
| 5G eSIM Vietnam | Viettel – 500 MB to 50 GB, 1-30 days (from) | 500 MB | 1 day | Viettel | $1.05 | $1.02 | $2.15 |
| 4G Vietnam eSIM with Unlimited Data by Klook (Mobifone) – 3-10 days (from) | Unlimited | 3 days | MobiFone | $9.95 | $9.65 | — |
Read on Klook eSIM's website on October 13, 2026. Prices in US dollars, before any promo code.
Klook eSIM promo code
Code TRAVLISTS gives 3% off at checkout. Tested on October 13, 2026. third-party affiliate code, 3-5 % off (travlists.com, Oct 2026); Klook also runs frequent app/new-user promo codes
TRAVLISTSWhat Klook eSIM customers complain about
Trustpilot score 4.5/5 on 29,250 reviews (read on October 13, 2026). The recurring themes:
- items shown available but actually sold out, hard to change bookings
- slow customer service, missed response deadlines
- hotel/room mismatches (platform-wide; no eSIM-specific complaints visible)
Installing a Klook eSIM eSIM for Vietnam
- Check that your phone is eSIM-compatible and carrier-unlocked (Settings → About → "Digital SIM" or "EID" on Android, "Add eSIM" on iPhone).
- Buy the plan on Klook eSIM's site or app and install it at home on Wi-Fi: scan the QR code or let the app add it.
- Label the line "Vietnam", keep your home SIM for calls and SMS, and turn on data roaming for the eSIM line only.
- Leave mobile data on your home line off before take-off. On landing, select the Klook eSIM line for data: the plan starts counting at first connection.
- No signal after a few minutes? Toggle airplane mode, then pick the network manually in the cellular settings.
Alternatives to Klook eSIM for Vietnam
For the same trip, here is what the other brands charge: (10 days, 5 GB)
- VietnamobileVietnamobile5 GB/day · 10 days$1.54
- ViettelViettel5 GB/day · 15 days$3.09
- MobiFoneMobiFone1 GB/day · 30 days$3.86
Klook eSIM in Vietnam: questions
Which network does Klook eSIM use in Vietnam?
Klook eSIM connects to Viettel, MobiFone. Plans on the Viettel network
Is Klook eSIM's unlimited plan really unlimited?
No. Klook eSIM applies a daily fair-use cap: Not stated. Light use is never affected; video and tethering are.
Do I get a Vietnamese phone number with Klook eSIM?
No. Klook eSIM is data-only: no Vietnamese number, so no Vietnamese SMS. Calls go through WhatsApp or your home line in roaming.
Can I share Klook eSIM's connection as a hotspot?
Yes
When does the Klook eSIM plan start?
The plan starts at first connection in Vietnam. Install it at home, keep data roaming off on that line until you land.
Related guides
Other eSIM brands for Vietnam
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